1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * https://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.commons.io.output;
18
19 import static org.junit.jupiter.api.Assertions.assertEquals;
20
21 import org.junit.jupiter.api.BeforeEach;
22 import org.junit.jupiter.api.Test;
23
24 /**
25 * Tests {@link AppendableOutputStream}.
26 */
27 class AppendableOutputStreamTest {
28
29 private AppendableOutputStream<StringBuilder> out;
30
31 @BeforeEach
32 public void setUp() {
33 out = new AppendableOutputStream<>(new StringBuilder());
34 }
35
36 @Test
37 void testWriteInt() throws Exception {
38 out.write('F');
39
40 assertEquals("F", out.getAppendable().toString());
41 }
42
43 @Test
44 void testWriteStringBuilder() throws Exception {
45 final String testData = "ABCD";
46
47 out.write(testData.getBytes());
48
49 assertEquals(testData, out.getAppendable().toString());
50 }
51 }